{"uid":"cap_EHDFgPDa0D6jMq4Bdd455","slug":"magent-copd-assessment-test-cat-calculator-cde96c56","name":"magent COPD Assessment Test (CAT) Calculator","description":"Jones 2009 COPD Assessment Test (CAT): eight caller-assigned integers 0-5 (cough, phlegm, chest tightness, breathlessness, activities, confidence, sleep, energy). Sum 0-40. magent does not interview. Jones 2009 printed no GOLD 0-10/11-20/21-30/31-40 impact bands; later website cutoffs are not applied. Not a diagnosis, not GOLD ABE, not BODE, and not a medical device.","url":"https://api.magentlab.com/api/calc/cat","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["cough","phlegm","chest_tightness","breathlessness","activities","confidence","sleep","energy"],"properties":{"cough":{"type":"integer","description":"Caller-assigned Jones 2009 CAT cough (integer 0-5): 0 I never cough to 5 I cough all the time. magent does not interview the patient."},"sleep":{"type":"integer","description":"Caller-assigned Jones 2009 CAT sleep (integer 0-5): 0 I sleep soundly to 5 I don't sleep soundly because of my lung condition. magent does not interview the patient."},"energy":{"type":"integer","description":"Caller-assigned Jones 2009 CAT energy (integer 0-5): 0 I have lots of energy to 5 I have no energy at all. magent does not interview the patient."},"phlegm":{"type":"integer","description":"Caller-assigned Jones 2009 CAT phlegm (integer 0-5): 0 I have no phlegm (mucus) in my chest at all to 5 my chest is completely full of phlegm (mucus). magent does not interview the patient."},"activities":{"type":"integer","description":"Caller-assigned Jones 2009 CAT activities (integer 0-5): 0 I am not limited doing any activities at home to 5 I am very limited doing activities at home. magent does not interview the patient."},"confidence":{"type":"integer","description":"Caller-assigned Jones 2009 CAT confidence (integer 0-5): 0 I am confident leaving my home despite my lung condition to 5 I am not at all confident leaving my home because of my lung condition. magent does not interview the patient."},"breathlessness":{"type":"integer","description":"Caller-assigned Jones 2009 CAT breathlessness (integer 0-5): 0 when I walk up a hill or one flight of stairs I am not breathless to 5 when I walk up a hill or one flight of stairs I am very breathless. magent does not interview the patient."},"chest_tightness":{"type":"integer","description":"Caller-assigned Jones 2009 CAT chest tightness (integer 0-5): 0 my chest does not feel tight at all to 5 my chest feels very tight. magent does not interview the patient."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_t8vhEqq4RQJv25XvtiG9J","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the Jones 2009 COPD Assessment Test (CAT) total score (0–40) from eight caller-supplied symptom integers","exampleAgentPrompt":"Calculate the Jones 2009 CAT score for a COPD patient with cough 3, phlegm 2, chest tightness 2, breathlessness 4, activities 3, confidence 2, sleep 2, and energy 3.","exampleUseCases":[{"title":"COPD symptom burden tracking over time","prompt":"My patient with COPD rates their symptoms today as: cough 4, phlegm 3, chest tightness 2, breathlessness 4, activities 3, confidence 2, sleep 3, energy 3 — can you compute their CAT score so I can compare it to last month's value of 22?"},{"title":"Pre-appointment COPD severity summary","prompt":"Before my pulmonology clinic this afternoon, calculate the CAT score for a patient who reported cough 1, phlegm 1, chest tightness 1, breathlessness 2, activities 1, confidence 0, sleep 1, energy 1 — I want to see their total."},{"title":"Clinical decision support workflow integration","prompt":"I'm building a COPD management workflow — given symptom ratings of cough 5, phlegm 4, chest tightness 3, breathlessness 5, activities 4, confidence 4, sleep 4, energy 5, what is the patient's CAT total score?"}],"resultDescription":"Returns the CAT total score as an integer from 0 to 40, representing the sum of the eight caller-supplied Jones 2009 symptom item scores. Higher scores indicate greater COPD symptom burden. No impact band labels, GOLD staging, diagnosis, or medical advice is included.","failureModes":["Missing required query parameter (any of the eight items) returns an error","Integer values outside the 0–5 range per item may be rejected or produce an out-of-range total","Non-integer values for symptom items will fail validation","Network or payment-related failure (402 payment required if x402 token is absent or insufficient)"],"whenToPreferThis":"Use this endpoint when you need a fast, deterministic computation of the Jones 2009 CAT score from eight pre-collected integer symptom ratings and do not need GOLD staging, BODE index, or any diagnostic interpretation. Ideal for clinical workflows or apps where a human clinician or patient has already assigned the eight item scores and only the arithmetic sum is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:16:24.149Z","isFirstParty":false}